atomic fluorescence analysis

简明释义

原子荧光分析

英英释义

例句

1.In clinical settings, atomic fluorescence analysis is used to measure levels of essential trace elements in blood.

在临床环境中，原子荧光分析用于测量血液中必需微量元素的水平。

2.The accuracy of atomic fluorescence analysis makes it a preferred method for environmental monitoring.

由于原子荧光分析的准确性，它成为环境监测的首选方法。

3.The laboratory uses atomic fluorescence analysis to detect trace metals in water samples.

实验室使用原子荧光分析来检测水样中的微量金属。

4.The food safety department relies on atomic fluorescence analysis to test for harmful contaminants in seafood.

食品安全部门依赖原子荧光分析来检测海鲜中的有害污染物。

5.By employing atomic fluorescence analysis, researchers can identify the concentration of lead in soil.

通过采用原子荧光分析，研究人员可以识别土壤中铅的浓度。

作文

Atomic fluorescence analysis is a powerful analytical technique used to determine the concentration of various elements in a sample. This method is particularly advantageous due to its high sensitivity and specificity. In essence, atomic fluorescence analysis (原子荧光分析) involves the excitation of atoms in a sample by a light source, which causes them to emit light at characteristic wavelengths. By measuring this emitted light, scientists can identify and quantify the elements present in the sample. The process begins with the sample preparation, where the sample is often dissolved or diluted in a suitable solvent. Once prepared, the sample is introduced into the atomic fluorescence spectrometer. The instrument typically uses a lamp that emits light at specific wavelengths to excite the atoms in the sample. As the atoms absorb this energy, they become excited and subsequently return to their ground state, emitting light in the process. This emitted light is then detected and analyzed.One of the significant benefits of atomic fluorescence analysis (原子荧光分析) is its ability to detect trace elements at very low concentrations, often in the parts per billion range. This feature makes it an invaluable tool in various fields such as environmental monitoring, food safety, and clinical diagnostics. For instance, in environmental science, researchers can utilize this technique to monitor heavy metals in water sources, ensuring public health and safety.Moreover, atomic fluorescence analysis (原子荧光分析) is not only sensitive but also relatively quick, allowing for rapid analysis of multiple samples. The automation of these instruments further enhances efficiency, enabling laboratories to handle a high throughput of samples without compromising accuracy. This is particularly important in industrial applications where timely results are crucial for decision-making processes.Despite its advantages, there are some limitations associated with atomic fluorescence analysis (原子荧光分析). One of the primary challenges is matrix interference, where other components in the sample can affect the accuracy of the results. To mitigate this issue, careful calibration and validation of the method are essential. Additionally, while this technique excels in detecting certain metals, it may not be suitable for all elements, particularly non-metals or those that do not fluoresce well.In conclusion, atomic fluorescence analysis (原子荧光分析) is a sophisticated and effective analytical technique that plays a crucial role in various scientific fields. Its ability to provide precise measurements of trace elements has made it a go-to method for researchers and professionals alike. As technology advances, we can expect improvements in the sensitivity and applicability of this technique, further solidifying its importance in analytical chemistry. The ongoing development in instrumentation and methodologies will undoubtedly enhance our understanding of complex samples, making atomic fluorescence analysis (原子荧光分析) an essential tool in the future of analytical sciences.

原子荧光分析是一种强大的分析技术，用于确定样品中各种元素的浓度。这种方法由于其高灵敏度和特异性而特别有利。简单来说，atomic fluorescence analysis（原子荧光分析）涉及通过光源激发样品中的原子，使其以特征波长发射光。通过测量这种发射的光，科学家可以识别和定量样品中存在的元素。该过程始于样品准备，样品通常溶解或稀释在适当的溶剂中。一旦准备好，样品就会被引入原子荧光光谱仪中。仪器通常使用发出特定波长光的灯来激发样品中的原子。当原子吸收这种能量时，它们会变得激发，并随后返回到基态，在此过程中发射光。这种发射的光被检测和分析。atomic fluorescence analysis（原子荧光分析）的一个显著优点是其能够以极低的浓度（通常为十亿分之一范围内）检测微量元素。这一特性使其在环境监测、食品安全和临床诊断等各个领域成为一种不可或缺的工具。例如，在环境科学中，研究人员可以利用这一技术监测水源中的重金属，以确保公众健康和安全。此外，atomic fluorescence analysis（原子荧光分析）不仅灵敏度高，而且相对快速，允许对多个样品进行快速分析。这些仪器的自动化进一步提高了效率，使实验室能够处理大量样品而不影响准确性。这在工业应用中尤为重要，因为及时结果对于决策过程至关重要。尽管有优势，但与atomic fluorescence analysis（原子荧光分析）相关的一些限制也存在。主要挑战之一是基体干扰，即样品中的其他成分可能影响结果的准确性。为了解决这个问题，仔细的校准和方法验证至关重要。此外，虽然该技术在检测某些金属方面表现出色，但可能不适用于所有元素，特别是那些不荧光或荧光效果不佳的非金属元素。总之，atomic fluorescence analysis（原子荧光分析）是一种复杂且有效的分析技术，在各个科学领域发挥着关键作用。其提供微量元素精确测量的能力使其成为研究人员和专业人士的首选方法。随着技术的进步，我们可以期待这种技术的灵敏度和适用性的提高，进一步巩固其在分析化学中的重要性。仪器和方法的持续发展无疑将增强我们对复杂样品的理解，使atomic fluorescence analysis（原子荧光分析）在未来的分析科学中成为一项重要工具。